I used this programmer on my 2000 GMC K2500 (old body), 7.4L, 454CI. It works great, increased mpg buy 2-3mpg and a nice power increase. Before selling the truck I restored the ecm and now just need to sell this programmer. 

Factory info:

26030 Edge Products EvoHT Fitment GM 2001-2013 Diesel - GM 1999-2013 GasThe EvoHT is a premium hand-held performance tuner from Edge Products. The EvoHT was developed specifically to give you the most power at the best price, with industry leading service and quality that comes standard with every Edge Product. With the Edge EvoHT, you literally hold the power to unlock the hidden potential of your trucks power and fuel economy in the palm of your hand!*Results and feature set may vary based on vehicle make, model, and aftermarket upgrades. Read all instructions before installation and/or operation of this product.Power Gains:01 LB7: +88.9 hp & 141.4 lb-ft tq02-07 LB7,LLY,LBZ: +119.9 hp & 206.4 lb-ft tq07.5-10 LMM: +77.0 hp & 117.0 lb-ft tq11-14 LML: +81HP & 171.0 lb-ft tq Gas Applications: 08-09 Hummer H3 5.3L 02-08 Hummer H2 6.0L/6.2L 99-02 Pontiac Trans Am 5.7L 03-04 Isuzu Ascender 5.3L 03-04 Buick Rainier 5.3L 99-13 Cadillac Escalade 5.7L/6.0L/5.3L/6.2L 99-13 Chevy Avalanche 5.3L/6.0L/7.4L/8.1L 99-00 Chevy/GMC C/K Series 5.7L/5.0L 08-09 Chevy Colorado 5.3L 08-09 Chevy HHR SS 2.0L Turbo 03-05 Chevy SSR 6.0L/5.3L 99-13 Chevy Suburban 5.3L 99-00 Chevy Suburban 5.7L 99-10 Chevy Suburban 6.0L 99-00 Chevy Suburban 7.4L 01-07 Chevy Suburban 8.1L 99-11 Chevy/GMC Silverado & Sierra 1500 4.8L 99-13 Chevy/GMC Silverado & Sierra 1500 5.3L 10-11 Chevy/GMC Silverado & Sierra 1500 6.2L 2006 Chevy/GMC Silverado & Sierra 1500 4.3L 99-08 Chevy/GMC Silverado & Sierra 1500 6.0L 09-13 Chevy Silverado 1500 XFE 5.3L 99-10 Chevy/GMC 2500HD/3500HD 6.0L 99-00 Chevy/GMC 2500HD/3500HD 7.4L 01-07 Chevy/GMC 2500HD/3500HD 8.1L 99-08 Chevy Silverado SS 6.0L High Output 99-13 Chevy Tahoe 5.3L 99-10 Chevy Tahoe 4.8L 99-00 Chevy Tahoe 5.7L 03-04 Chevy Trailblazer 5.3L 06-08 Chevy Trailblazer 6.0L 08-09 GMC Canyon 5.3L 07-13 GMC Denali 6.2L 03-04 GMC Envoy 5.3L 99-09 GMC Yukon 4.8L 05-10 GMC Yukon 6.0L 09-13 GMC Yukon 5.3L 99-04 GMC Yukon 5.3L 99-00 GMC Yukon 5.7L 99-08 GMC Yukon XL 6.0L 05-13 GMC Yukon 5.3L 01-07 GMC Yukon XL 8.1L 99-03 GMC Yukon XL 5.3L 99-04 GMC Yukon XL 4.8L 99-00 GMC Yukon XL 5.7L 07-08 GMC Yukon XL 6.2L


Available for 99-13 GAS and 01-14 DIESEL applications Tunes for everyday driving, economy, towing, and performance Adds up to 150+ horsepower and 318+ ft-lbs of torque on Diesel* Adjust for non-stock tires sizes and display true speed* Adds up to 54 horsepower and 55 ft-lbs of torque on Gas* Adjust speed and rev limiters* Scan tool/diagnostics Internet updateable Installs in minutes with no tools required


01 LB7: +88.9 hp & 141.4 lb-ft tq02-07 LB7,LLY,LBZ: +119.9 hp & 206.4 lb-ft tq07.5-10 LMM: +77.0 hp & 117.0 lb-ft tq11-14 LML: +81HP & 171.0 lb-ft tq Gas Applications: 08-09 Hummer H3 5.3L 02-08 Hummer H2 6.0L/6.2L 99-02 Pontiac Trans Am 5.7L 03-04 Isuzu Ascender 5.3L 03-04 Buick Rainier 5.3L 99-13 Cadillac Escalade 5.7L/6.0L/5.3L/6.2L 99-13 Chevy Avalanche 5.3L/6.0L/7.4L/8.1L 99-00 Chevy/GMC C/K Series 5.7L/5.0L 08-09 Chevy Colorado 5.3L 08-09 Chevy HHR SS 2.0L Turbo 03-05 Chevy SSR 6.0L/5.3L 99-13 Chevy Suburban 5.3L 99-00 Chevy Suburban 5.7L 99-10 Chevy Suburban 6.0L 99-00 Chevy Suburban 7.4L 01-07 Chevy Suburban 8.1L 99-11 Chevy/GMC Silverado & Sierra 1500 4.8L 99-13 Chevy/GMC Silverado & Sierra 1500 5.3L 10-11 Chevy/GMC Silverado & Sierra 1500 6.2L 2006 Chevy/GMC Silverado & Sierra 1500 4.3L 99-08 Chevy/GMC Silverado & Sierra 1500 6.0L 09-13 Chevy Silverado 1500 XFE 5.3L 99-10 Chevy/GMC 2500HD/3500HD 6.0L 99-00 Chevy/GMC 2500HD/3500HD 7.4L 01-07 Chevy/GMC 2500HD/3500HD 8.1L 99-08 Chevy Silverado SS 6.0L High Output 99-13 Chevy Tahoe 5.3L 99-10 Chevy Tahoe 4.8L 99-00 Chevy Tahoe 5.7L 03-04 Chevy Trailblazer 5.3L 06-08 Chevy Trailblazer 6.0L 08-09 GMC Canyon 5.3L 07-13 GMC Denali 6.2L 03-04 GMC Envoy 5.3L 99-09 GMC Yukon 4.8L 05-10 GMC Yukon 6.0L 09-13 GMC Yukon 5.3L 99-04 GMC Yukon 5.3L 99-00 GMC Yukon 5.7L 99-08 GMC Yukon XL 6.0L 05-13 GMC Yukon 5.3L 01-07 GMC Yukon XL 8.1L 99-03 GMC Yukon XL 5.3L 99-04 GMC Yukon XL 4.8L 99-00 GMC Yukon XL 5.7L 07-08 GMC Yukon XL 6.2L